Home / 835,031.04-1,254,019.64-621,856.84

Finding the Fourth Proportional to 835,031.04, 1,254,019.64 and 621,856.84

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Solution

The fourth proportional to 835,031.04, 1,254,019.64 and 621,856.84 is: 933,882.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,031.04 : 1,254,019.64 = 621,856.84 : x
  2. Step 2: Convert to fraction form
    835,031.04/1,254,019.64 = 621,856.84/x
  3. Step 3: Cross multiply
    835,031.04x = 1,254,019.64 × 621,856.84
  4. Step 4: Simplify right side
    835,031.04x = 779,820,690,628.34
  5. Step 5: Solve for x
    x = 779,820,690,628.34/835,031.04
  6. Step 6: Final answer
    x = 933,882.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.